The S&P 500 index fund is cap-weighted. By contrast, the The S&P 500® Equal Weight Index (EWI) is the equal-weight version of the widely-used S&P 500. The inde

The S&P 500 index fund is cap-weighted. By contrast, the The S&P 500® Equal Weight Index (EWI) is the equal-weight version of the widely-used S&P 500. The index includes the same constituents as the capitalization weighted S&P 500, but each company in the S&P 500 EWI is allocated a fixed weight - or 0.2% of the index total at each quarterly rebalance. https://www.spglobal.com/spdji/en/indices/equity/sp-500-equal-weight-index/#overview https://www.spglobal.com/spdji/en/indices/equity/sp-500-equa...